Home / 38,630,434.60-57,945,651.90-11,705,429.80

Finding the Fourth Proportional to 38,630,434.60, 57,945,651.90 and 11,705,429.80

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Solution

The fourth proportional to 38,630,434.60, 57,945,651.90 and 11,705,429.80 is: 17,558,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,630,434.60 : 57,945,651.90 = 11,705,429.80 : x
  2. Step 2: Convert to fraction form
    38,630,434.60/57,945,651.90 = 11,705,429.80/x
  3. Step 3: Cross multiply
    38,630,434.60x = 57,945,651.90 × 11,705,429.80
  4. Step 4: Simplify right side
    38,630,434.60x = 678,278,760,530,686.62
  5. Step 5: Solve for x
    x = 678,278,760,530,686.62/38,630,434.60
  6. Step 6: Final answer
    x = 17,558,144.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.